040000 tree be2afc9ee3aff054f411c15e52e6a53584e32bb5	hello_usbdev
040000 tree 60c1132576701cd0a94edfdec363980162e7c95e	hello_world
100644 blob fe95ea4176d928fd4cf43f74df7761b3acb8a7d4	meson.build